LMV342IDRG4 Equivalent & Substitute Parts

Part Overview

The LMV342IDRG4 is a CMOS dual-channel operational amplifier manufactured by Texas Instruments, housed in an 8-SOIC surface mount package. This device features rail-to-rail output capability and is designed for low-power analog signal processing applications. The LMV342IDRG4 is classified as obsolete, necessitating identification of active equivalent and substitute components for new designs and production continuity. Substitute parts must maintain functional compatibility across critical electrical parameters including supply voltage range, output type, circuit count, and thermal operating range.

Key Parameters

Parameter	Value	Unit
Amplifier Type	CMOS	—
Number of Circuits	2	—
Output Type	Rail-to-Rail	—
Slew Rate	1	V/µs
Gain Bandwidth Product	1	MHz
Current - Input Bias	1	pA
Voltage - Input Offset	250	µV
Current - Supply (x2 Channels)	107	µA
Current - Output / Channel	113	mA
Voltage - Supply Span (Min)	2.5	V
Voltage - Supply Span (Max)	5.5	V
Operating Temperature	-40 to 125	°C
Mounting Type	Surface Mount	—
Package / Case	8-SOIC (0.154", 3.90mm Width)	—
RoHS Status	ROHS3 Compliant	—
Moisture Sensitivity Level (MSL)	1 (Unlimited)	—

Substitute Part Grouping Explanation

Substitute parts for the LMV342IDRG4 are categorized based on strict electrical and mechanical compatibility criteria. The primary substitution logic is determined by the following parameters:

Critical Compatibility Parameters:

Dual-channel configuration (2 circuits)
Rail-to-rail output capability
CMOS amplifier topology
8-pin surface mount package (8-SOIC or equivalent 8-SOP)
Supply voltage range overlap with 2.5 V minimum and 5.5 V maximum
Operating temperature range of -40°C to 125°C or compatible subset
RoHS3 compliance and MSL Level 1

Substitution Categories:

Category 1: Direct Electrical Equivalents (Active Status) Parts LMV342IDR, LMV342MA/NOPB, and LMV342MAX/NOPB maintain identical electrical specifications to the original LMV342IDRG4, including slew rate (1 V/µs), gain bandwidth product (1 MHz), and output current capability (113 mA per channel). These parts differ only in packaging format (Tape & Reel, Bulk, or Cut Tape) and product status (Active). All three are manufactured by Texas Instruments or National Semiconductor and are direct pin-compatible replacements.

Category 2: Functional Equivalents with Parameter Variations Parts BU7266F-E2, BU7266SF-E2, BU7486F-E2, ISL28213FBZ, LMR932F-GE2, MAX4471ESA+, and MAX4471ESA+T provide dual-channel rail-to-rail amplification in 8-pin surface mount packages with active product status. These parts exhibit different electrical performance characteristics (slew rate, gain bandwidth product, supply current, output current) and operating temperature ranges. Substitution is valid only when application requirements permit operation within the specified parameter ranges of each substitute part.

Parameter Comparison

Part Number	Manufacturer	Product Status	Amplifier Type	Slew Rate (V/µs)	GBW (MHz)	Input Bias (pA)	Input Offset (µV)	Supply Current (µA)	Output Current (mA)	Supply Min (V)	Supply Max (V)	Temp Range (°C)	Package
LMV342IDRG4	Texas Instruments	Obsolete	CMOS	1	1	1	250	107	113	2.5	5.5	-40 to 125	8-SOIC
LMV342IDR	Texas Instruments	Active	CMOS	1	1	1	250	107	113	2.5	5.5	-40 to 125	8-SOIC
LMV342MA/NOPB	National Semiconductor	Active	CMOS	1	1	0.02	700	107	113	2.7	5.5	-40 to 125	8-SOIC
LMV342MAX/NOPB	Texas Instruments	Active	CMOS	1	1	0.02	700	107	113	2.7	5.5	-40 to 125	8-SOIC
BU7266F-E2	Rohm Semiconductor	Active	CMOS	0.0024	0.004	1	1000	0.7	4	1.8	5.5	-40 to 85	8-SOP
BU7266SF-E2	Rohm Semiconductor	Active	CMOS	0.0024	0.004	1	1000	0.7	4	1.8	5.5	-40 to 105	8-SOP
BU7486F-E2	Rohm Semiconductor	Active	CMOS	10	10	1	1000	6000	12	3	5.5	-40 to 105	8-SOP
ISL28213FBZ	Renesas Electronics Corporation	Active	General Purpose	1	2	3	500	90	22	1.8	5.5	-40 to 125	8-SOIC
LMR932F-GE2	Rohm Semiconductor	Active	General Purpose	0.35	1.4	5000	1000	140	90	1.8	5	-40 to 85	8-SOP
MAX4471ESA+	Analog Devices Inc./Maxim Integrated	Active	General Purpose	0.002	0.009	200	500	0.75	36	1.8	5.5	-40 to 85	8-SOIC
MAX4471ESA+T	Analog Devices Inc./Maxim Integrated	Active	General Purpose	0.002	0.009	200	500	0.75	36	1.8	5.5	-40 to 85	8-SOIC

Engineering Selection Recommendations

Primary Recommendation: LMV342IDR

The LMV342IDR is the preferred direct replacement for the obsolete LMV342IDRG4. This part is manufactured by Texas Instruments, maintains identical electrical specifications, and carries active product status with confirmed inventory availability (47,300 units). The LMV342IDR is supplied in Tape & Reel packaging format and is fully compatible with existing PCB designs. RoHS3 compliance and MSL Level 1 rating ensure environmental and handling compatibility with current manufacturing standards.

Secondary Recommendations: LMV342MA/NOPB and LMV342MAX/NOPB

Both LMV342MA/NOPB (National Semiconductor) and LMV342MAX/NOPB (Texas Instruments) provide functional equivalence with minor parameter variations. The input bias current specification improves to 0.02 pA, and input offset voltage increases to 700 µV. The minimum supply voltage requirement increases to 2.7 V. These parts are suitable for applications where the specified parameter changes do not impact circuit performance. Both maintain active product status and RoHS3 compliance.

Alternative Substitutes for Specific Applications

ISL28213FBZ (Renesas Electronics Corporation) offers general-purpose dual-channel amplification with improved gain bandwidth product (2 MHz) and lower output current per channel (22 mA). This part maintains the full operating temperature range (-40°C to 125°C) and is compatible with the 2.5 V minimum supply voltage. Selection is appropriate for applications requiring higher bandwidth performance.

BU7486F-E2 (Rohm Semiconductor) provides significantly higher slew rate (10 V/µs) and gain bandwidth product (10 MHz) for high-speed signal processing applications. However, this part requires a minimum supply voltage of 3 V and operates only to 105°C maximum. Selection requires verification that application supply voltage and temperature requirements are met.

MAX4471ESA+ and MAX4471ESA+T (Analog Devices Inc./Maxim Integrated) are ultra-low-power alternatives with supply current of 750 nA per channel. These parts are suitable for battery-powered or energy-constrained applications. Operating temperature range is limited to -40°C to 85°C, and minimum supply voltage is 1.8 V. Output current per channel is 36 mA.

Compliance and Certification

All recommended substitute parts maintain RoHS3 compliance and MSL Level 1 rating. REACH status is unaffected for all listed parts. ECCN classification is EAR99 for all components, and HTSUS code 8542.33.0001 applies uniformly across the product group.

Frequently Asked Questions (FAQ)

Q1: Can LMV342IDR be used as a direct replacement for LMV342IDRG4 without PCB modifications?

A: Yes. LMV342IDR is electrically and mechanically identical to LMV342IDRG4. Both use the 8-SOIC package with 0.154" (3.90 mm) width and identical pin configuration. No PCB layout changes are required. The only difference is packaging format (Tape & Reel versus the original format) and active product status.

Q2: What is the key difference between LMV342IDR and LMV342MAX/NOPB?

A: Both parts are manufactured by Texas Instruments and are pin-compatible. LMV342IDR is supplied in Tape & Reel format, while LMV342MAX/NOPB is supplied in Cut Tape & Digi-Reel format. Electrically, LMV342MAX/NOPB has improved input bias current (0.02 pA versus 1 pA) but higher input offset voltage (700 µV versus 250 µV) and requires minimum 2.7 V supply versus 2.5 V for LMV342IDR.

Q3: Why are BU7266F-E2 and BU7486F-E2 listed as substitutes if their electrical parameters differ significantly?

A: These Rohm Semiconductor parts provide dual-channel rail-to-rail CMOS amplification in compatible 8-pin surface mount packages. BU7266F-E2 is a low-power, low-bandwidth alternative suitable for applications where reduced slew rate and gain bandwidth product are acceptable. BU7486F-E2 is a high-performance alternative for applications requiring higher slew rate and bandwidth. Substitution is valid only when application requirements align with the specified parameter ranges of each part.

Q4: Can MAX4471ESA+ be used in applications requiring the full -40°C to 125°C operating temperature range?

A: No. MAX4471ESA+ and MAX4471ESA+T are rated only to 85°C maximum operating temperature. These parts are not suitable for applications requiring operation above 85°C. For full temperature range compatibility, use LMV342IDR, LMV342MA/NOPB, LMV342MAX/NOPB, or ISL28213FBZ.

Q5: What is the significance of the 8-SOIC versus 8-SOP package designation?

A: Both 8-SOIC and 8-SOP are 8-pin surface mount packages with similar footprints. The primary difference is package width: 8-SOIC is 0.154" (3.90 mm) wide, while 8-SOP is typically 0.173" (4.40 mm) wide. Parts using different package designations may require PCB footprint verification before substitution. Consult component datasheets and PCB design files to confirm mechanical compatibility.

Q6: Are all substitute parts RoHS3 compliant?

A: Yes. All substitute parts listed in this document carry RoHS3 compliance certification. All parts also maintain MSL Level 1 (Unlimited) moisture sensitivity rating, ensuring compatibility with standard PCB assembly and storage procedures.

Q7: Which substitute part offers the lowest power consumption?

A: MAX4471ESA+ and MAX4471ESA+T offer the lowest supply current at 750 nA per channel (1.5 µA total for dual channels). These parts are designed for ultra-low-power applications. However, operating temperature range is limited to -40°C to 85°C, and minimum supply voltage is 1.8 V. For applications requiring full temperature range operation with low power consumption, ISL28213FBZ provides 90 µA supply current with -40°C to 125°C operating range.

Q8: What inventory status should be considered when selecting a substitute part?

A: Inventory availability is provided for reference only and does not determine substitution validity. All listed substitute parts carry active product status except the original LMV342IDRG4 (obsolete). Active status indicates ongoing manufacturing and long-term availability. Inventory quantities should be verified with component distributors for current procurement planning.

Request Quote (Ships tomorrow)

Part Number

Quantity

Company

Contact Name

E-mail

Message